45335731 has 12 divisors (see below), whose sum is σ = 52847208. Its totient is φ = 38778432.

The previous prime is 45335707. The next prime is 45335743. The reversal of 45335731 is 13753354.

It is not a de Polignac number, because 45335731 - 2⁷ = 45335603 is a prime.

It is a super-2 number, since 2×45335731² = 4110657010608722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45335693 and 45335702.

It is not an unprimeable number, because it can be changed into a prime (45335761) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45915 + ... + 46891.

It is an arithmetic number, because the mean of its divisors is an integer number (4403934).

Almost surely, 2^45335731 is an apocalyptic number.

45335731 is a deficient number, since it is larger than the sum of its proper divisors (7511477).

45335731 is an equidigital number, since it uses as much as digits as its factorization.

45335731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938 (or 1931 counting only the distinct ones).

The product of its digits is 18900, while the sum is 31.

The square root of 45335731 is about 6733.1813431691. The cubic root of 45335731 is about 356.5717021851.

The spelling of 45335731 in words is "forty-five million, three hundred thirty-five thousand, seven hundred thirty-one".